The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 07, 2018
Filed:
Nov. 03, 2017
Hui Yong Kim, Daejeon, KR;
Sung Chang Lim, Daejeon, KR;
Jin Ho Lee, Daejeon, KR;
Jin Soo Choi, Daejeon, KR;
Jin Woong Kim, Daejeon, KR;
Gwang Hoon Park, Seongnam-si, KR;
Kyung Yong Kim, Suwon-si, KR;
Hui Yong Kim, Daejeon, KR;
Sung Chang Lim, Daejeon, KR;
Jin Ho Lee, Daejeon, KR;
Jin Soo Choi, Daejeon, KR;
Jin Woong Kim, Daejeon, KR;
Gwang Hoon Park, Seongnam-si, KR;
Kyung Yong Kim, Suwon-si, KR;
ELECTRONIC AND TELECOMMUNICATIONS RESEARCH, Daejeon, KR;
UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY, Yongin-si, Gyeonggi-do, KR;
Abstract
Disclosed are a method and an apparatus for coding/decoding an image. The method for decoding the image comprises the steps of: deriving a scale factor of a current block, depending on whether the current block is a conversion skip block; and scaling the current block on the basis of the scale factor, wherein the scale factor of the current block is derived on the basis of the position of a conversion coefficient inside the current block, and wherein the conversion skip block is the current block to which conversion is not applied and is specified on the basis of information indicating whether to apply reconversion to the current block.